1. Official notice that you have been fired from your job
   "He was devastated after receiving a dismission during the company's downsizing";
   - dismissal, pink slip [N. Amer]
    
2. The termination of someone's employment (leaving them free to depart)
   "His sudden dismission came as a shock to the department";
   - dismissal, discharge, firing, release, sack, sacking, severance, heave-ho [informal], the axe [informal], the boot [informal], the chop [Brit, informal], chuck [Brit, informal], termination [N. Amer]

Derived forms: dismissions

Type of: conclusion, ending, notice, termination